fluke

1 of 3

noun (1)

ˈflük 

1

: a stroke of luck

the discovery was a fluke

Her second championship shows that the first one was no mere fluke.

2

: an accidentally successful stroke at billiards or pool

fluke

2 of 3

noun (2)

1

: flatfish

2

: a flattened digenetic trematode worm

broadly : trematode compare liver fluke

fluke

3 of 3

noun (3)

1

: the part of an anchor that fastens in the ground see anchor illustration

2

: one of the lobes of a whale's tail

Synonyms

Noun (1)

• break
• strike

Examples of fluke in a Sentence

Noun (1)

the discovery of oil on their property was just an amazing fluke

Recent Examples on the Web

Noun

After suffering a shocking KO loss to Surace in December 2024, Munguia now faces a must-win rematch with the upstart 168-pounder eager to prove his first win was no fluke. —Brian Mazique, Forbes.com, 29 Apr. 2025

Mao Saigo won the 2025 Chevron Championship, proving that her LPGA Rookie of the Year award last season was no fluke. —Mohammed Soliman, MSNBC Newsweek, 28 Apr. 2025

Where and when the corona was captured The location was no fluke. —Jamie Carter, Space.com, 22 Apr. 2025

That’s not simply Donato having a strong sense of self-confidence or broadly dismissing why others may assume his season is a fluke. —Scott Powers, New York Times, 14 Apr. 2025

Word History

Etymology

Noun (1)

origin unknown

Noun (2)

Middle English floke, fluke, from Old English flōc; akin to Old English flōh chip, Old High German flah smooth, Greek plax flat surface, and probably to Old English flōr floor — more at floor

Noun (3)

perhaps from fluke entry 2

First Known Use

Noun (1)

1857, in the meaning defined at sense 2

Noun (2)

before the 12th century, in the meaning defined at sense 1

Noun (3)

1561, in the meaning defined at sense 1

Phrases Containing fluke

• blood fluke
• liver fluke

Rhymes for fluke

• juke
• kook
• luc
• luke
• nuke
• puke
• souk
• spook
• archduke
• rebuke
• caoutchouc

Kids Definition

fluke

1 of 3 noun

ˈflük 

: any of various trematode flatworms compare liver fluke

fluke

2 of 3 noun

1

: the part of an anchor that digs into the ground

2

: a barbed head (as of a harpoon)

3

: one of the lobes of a whale's tail

fluke

3 of 3 noun

: a stroke of good luck

won by a fluke

fluky

ˈflü-kē

adjective

Medical Definition

fluke

noun

ˈflük 

: a flattened digenetic trematode worm

broadly : trematode see liver fluke